SKU: 39653677924

GVS 10496109 Wallerstein WL-DIFFERENTIAL 2mL Ampoules, 50 Pack

Sale price$102.26 Regular price$113.62
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Description

GVS 10496109 Wallerstein WL-DIFFERENTIAL 2mL Ampoules, 50 PackReady to use 2mL ampoule Wallerstein Broth (WL) is a liquid culture growth media that can save time and money by shortening prep time and minimizing possible contamination. The 2mL ampoules contain enough media to saturate a standard absorbent pad in a petri dish. WL Nutrient Broth is for the cultivation and enumeration of yeast and WL Differential Broth is for determination of bacterial count. Use of the medium at pH 5. 5 and incubation at 25C will

Ready-to-use 2mL ampoule Wallerstein Broth (WL) is a liquid culture growth media that can save time and money by shortening prep time and minimizing possible contamination. The 2mL ampoules contain enough media to saturate a standard absorbent pad in a petri dish.
WL Nutrient Broth is for the cultivation and enumeration of yeast and WL Differential Broth is for determination of bacterial count. Use of the medium at pH 5.5 and incubation at 25°C will give reliable counts for brewer’s yeast. Adjustment of the pH to 6.5 and incubation at 30°C allows for the selective growth of baker’s and distiller’s yeast.
Liquid Media
Ready-to-use media considerably reduce the preparation time in quality control laboratories and also effectively reduce the risks of cross contamination. GVS is cooperating closely with quality assurance managers in the industry in the development of its own media and test kits. This intensive product development has produced a range of products that is being used to monitor production plants and conduct Microbiological checks on raw materials through to final product release in laboratories in more than 40 countries.

Features:

Pre-Sterilized and Ready to Use
Time Saving, 2 mL Portions, Reduce Risk of Cross-Contamination.
2mL ampoules contain enough media to saturate a standard absorbent pad in a petri dish
Optimal media stability, sterility, and reproducibility
Less time-consuming, higher productivity
Batch-specific quality certificate in each pack, Confirms Reproducibility and Reliability

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 39653677924

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Some Amazon Customer
Los Angeles, US
★★★★★ 5
Good value
Size: 200 Count (Pack of 1,12oz)
They work as well as the big brand name at a better price. They're a little thinner but still strong enough to do the job with no concerns.
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Reviewed in the United States on April 10, 2026
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Theresa moore
Cuba, US
★★★★★ 5
Good bowls
Size: 200 Count (Pack of 1,20oz)
These hold up for what I need them to. My child uses them for everything. Have used them for food and cereal. Like that they are good size almost like the plastic ones I have. Put water in them for the cats outside and they held up for a day or so. You get a lot for what u order.
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Reviewed in the United States on May 31, 2026
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Shaun F.
Belleville, US
★★★★★ 5
Great quality for a great price.
Size: 200 Count (Pack of 1,20oz)
Great price comparable quality to local store brands but way better price
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Reviewed in the United States on April 7, 2026
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ditbjr
Lexington, US
★★★★★ 5
Very hard to find
Size: 1 Fl Oz (Pack of 1)
This is one that works fantastic
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Reviewed in the United States on April 24, 2026
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Tarji C.
Draper, US
★★★★★ 1
Very disappointed
Size: 1 Fl Oz (Pack of 1)
I am disappointed in this little bit tube of lotion. I was expecting a bigger tube of it. This is not worth $7.00 and you need to send me a bigger tube of it for my money. I AM VERY DISAPPOINTED ABOUT THIS.
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Reviewed in the United States on February 20, 2026

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